Hillsbrough County Fire said they initially found two bodies, but later in the morning found a third body. Around 1 p.m., fire officials said they discovered a fourth body inside the home.

The Hillsborough County Sheriff's Office said two of the victims had upper body trauma, but didn't disclose what type of trauma it was. The two adults were found in one bedroom of the home and the two teens were found in separate bedrooms.

Fire officials said the type of fireworks and where they were found is unknown.